/* QLogic qed NIC Driver * Copyright (c) 2015 QLogic Corporation * * This software is available under the terms of the GNU General Public License * (GPL) Version 2, available from the file COPYING in the main directory of * this source tree. */ #ifndef __TCP_COMMON__ #define __TCP_COMMON__ #define TCP_INVALID_TIMEOUT_VAL -1 enum tcp_connect_mode { TCP_CONNECT_ACTIVE, TCP_CONNECT_PASSIVE, MAX_TCP_CONNECT_MODE }; struct tcp_init_params { __le32 max_cwnd; __le16 dup_ack_threshold; __le16 tx_sws_timer; __le16 min_rto; __le16 min_rto_rt; __le16 max_rto; u8 maxfinrt; u8 reserved[1]; }; enum tcp_ip_version { TCP_IPV4, TCP_IPV6, MAX_TCP_IP_VERSION }; struct tcp_offload_params { __le16 local_mac_addr_lo; __le16 local_mac_addr_mid; __le16 local_mac_addr_hi; __le16 remote_mac_addr_lo; __le16 remote_mac_addr_mid; __le16 remote_mac_addr_hi; __le16 vlan_id; u8 flags; #define TCP_OFFLOAD_PARAMS_TS_EN_MASK 0x1 #define TCP_OFFLOAD_PARAMS_TS_EN_SHIFT 0 #define TCP_OFFLOAD_PARAMS_DA_EN_MASK 0x1 #define TCP_OFFLOAD_PARAMS_DA_EN_SHIFT 1 #define TCP_OFFLOAD_PARAMS_KA_EN_MASK 0x1 #define TCP_OFFLOAD_PARAMS_KA_EN_SHIFT 2 #define TCP_OFFLOAD_PARAMS_NAGLE_EN_MASK 0x1 #define TCP_OFFLOAD_PARAMS_NAGLE_EN_SHIFT 3 #define TCP_OFFLOAD_PARAMS_DA_CNT_EN_MASK 0x1 #define TCP_OFFLOAD_PARAMS_DA_CNT_EN_SHIFT 4 #define TCP_OFFLOAD_PARAMS_FIN_SENT_MASK 0x1 #define TCP_OFFLOAD_PARAMS_FIN_SENT_SHIFT 5 #define TCP_OFFLOAD_PARAMS_FIN_RECEIVED_MASK 0x1 #define TCP_OFFLOAD_PARAMS_FIN_RECEIVED_SHIFT 6 #define TCP_OFFLOAD_PARAMS_RESERVED0_MASK 0x1 #define TCP_OFFLOAD_PARAMS_RESERVED0_SHIFT 7 u8 ip_version; __le32 remote_ip[4]; __le32 local_ip[4]; __le32 flow_label; u8 ttl; u8 tos_or_tc; __le16 remote_port; __le16 local_port; __le16 mss; u8 rcv_wnd_scale; u8 connect_mode; __le16 srtt; __le32 cwnd; __le32 ss_thresh; __le16 reserved1; u8 ka_max_probe_cnt; u8 dup_ack_theshold; __le32 rcv_next; __le32 snd_una; __le32 snd_next; __le32 snd_max; __le32 snd_wnd; __le32 rcv_wnd; __le32 snd_wl1; __le32 ts_time; __le32 ts_recent; __le32 ts_recent_age; __le32 total_rt; __le32 ka_timeout_delta; __le32 rt_timeout_delta; u8 dup_ack_cnt; u8 snd_wnd_probe_cnt; u8 ka_probe_cnt; u8 rt_cnt; __le16 rtt_var; __le16 reserved2; __le32 ka_timeout; __le32 ka_interval; __le32 max_rt_time; __le32 initial_rcv_wnd; u8 snd_wnd_scale; u8 ack_frequency; __le16 da_timeout_value; __le32 ts_ticks_per_second; }; struct tcp_offload_params_opt2 { __le16 local_mac_addr_lo; __le16 local_mac_addr_mid; __le16 local_mac_addr_hi; __le16 remote_mac_addr_lo; __le16 remote_mac_addr_mid; __le16 remote_mac_addr_hi; __le16 vlan_id; u8 flags; #define TCP_OFFLOAD_PARAMS_OPT2_TS_EN_MASK 0x1 #define TCP_OFFLOAD_PARAMS_OPT2_TS_EN_SHIFT 0 #define TCP_OFFLOAD_PARAMS_OPT2_DA_EN_MASK 0x1 #define TCP_OFFLOAD_PARAMS_OPT2_DA_EN_SHIFT 1 #define TCP_OFFLOAD_PARAMS_OPT2_KA_EN_MASK 0x1 #define TCP_OFFLOAD_PARAMS_OPT2_KA_EN_SHIFT 2 #define TCP_OFFLOAD_PARAMS_OPT2_RESERVED0_MASK 0x1F #define TCP_OFFLOAD_PARAMS_OPT2_RESERVED0_SHIFT 3 u8 ip_version; __le32 remote_ip[4]; __le32 local_ip[4]; __le32 flow_label; u8 ttl; u8 tos_or_tc; __le16 remote_port; __le16 local_port; __le16 mss; u8 rcv_wnd_scale; u8 connect_mode; __le16 syn_ip_payload_length; __le32 syn_phy_addr_lo; __le32 syn_phy_addr_hi; __le32 reserved1[22]; }; enum tcp_seg_placement_event { TCP_EVENT_ADD_PEN, TCP_EVENT_ADD_NEW_ISLE, TCP_EVENT_ADD_ISLE_RIGHT, TCP_EVENT_ADD_ISLE_LEFT, TCP_EVENT_JOIN, TCP_EVENT_NOP, MAX_TCP_SEG_PLACEMENT_EVENT }; struct tcp_update_params { __le16 flags; #define TCP_UPDATE_PARAMS_REMOTE_MAC_ADDR_CHANGED_MASK 0x1 #define TCP_UPDATE_PARAMS_REMOTE_MAC_ADDR_CHANGED_SHIFT 0 #define TCP_UPDATE_PARAMS_MSS_CHANGED_MASK 0x1 #define TCP_UPDATE_PARAMS_MSS_CHANGED_SHIFT 1 #define TCP_UPDATE_PARAMS_TTL_CHANGED_MASK 0x1 #define TCP_UPDATE_PARAMS_TTL_CHANGED_SHIFT 2 #define TCP_UPDATE_PARAMS_TOS_OR_TC_CHANGED_MASK 0x1 #define TCP_UPDATE_PARAMS_TOS_OR_TC_CHANGED_SHIFT 3 #define TCP_UPDATE_PARAMS_KA_TIMEOUT_CHANGED_MASK 0x1 #define TCP_UPDATE_PARAMS_KA_TIMEOUT_CHANGED_SHIFT 4 #define TCP_UPDATE_PARAMS_KA_INTERVAL_CHANGED_MASK 0x1 #define TCP_UPDATE_PARAMS_KA_INTERVAL_CHANGED_SHIFT 5 #define TCP_UPDATE_PARAMS_MAX_RT_TIME_CHANGED_MASK 0x1 #define TCP_UPDATE_PARAMS_MAX_RT_TIME_CHANGED_SHIFT 6 #define TCP_UPDATE_PARAMS_FLOW_LABEL_CHANGED_MASK 0x1 #define TCP_UPDATE_PARAMS_FLOW_LABEL_CHANGED_SHIFT 7 #define TCP_UPDATE_PARAMS_INITIAL_RCV_WND_CHANGED_MASK 0x1 #define TCP_UPDATE_PARAMS_INITIAL_RCV_WND_CHANGED_SHIFT 8 #define TCP_UPDATE_PARAMS_KA_MAX_PROBE_CNT_CHANGED_MASK 0x1 #define TCP_UPDATE_PARAMS_KA_MAX_PROBE_CNT_CHANGED_SHIFT 9 #define TCP_UPDATE_PARAMS_KA_EN_CHANGED_MASK 0x1 #define TCP_UPDATE_PARAMS_KA_EN_CHANGED_SHIFT 10 #define TCP_UPDATE_PARAMS_NAGLE_EN_CHANGED_MASK 0x1 #define TCP_UPDATE_PARAMS_NAGLE_EN_CHANGED_SHIFT 11 #define TCP_UPDATE_PARAMS_KA_EN_MASK 0x1 #define TCP_UPDATE_PARAMS_KA_EN_SHIFT 12 #define TCP_UPDATE_PARAMS_NAGLE_EN_MASK 0x1 #define TCP_UPDATE_PARAMS_NAGLE_EN_SHIFT 13 #define TCP_UPDATE_PARAMS_KA_RESTART_MASK 0x1 #define TCP_UPDATE_PARAMS_KA_RESTART_SHIFT 14 #define TCP_UPDATE_PARAMS_RETRANSMIT_RESTART_MASK 0x1 #define TCP_UPDATE_PARAMS_RETRANSMIT_RESTART_SHIFT 15 __le16 remote_mac_addr_lo; __le16 remote_mac_addr_mid; __le16 remote_mac_addr_hi; __le16 mss; u8 ttl; u8 tos_or_tc; __le32 ka_timeout; __le32 ka_interval; __le32 max_rt_time; __le32 flow_label; __le32 initial_rcv_wnd; u8 ka_max_probe_cnt; u8 reserved1[7]; }; struct tcp_upload_params { __le32 rcv_next; __le32 snd_una; __le32 snd_next; __le32 snd_max; __le32 snd_wnd; __le32 rcv_wnd; __le32 snd_wl1; __le32 cwnd; __le32 ss_thresh; __le16 srtt; __le16 rtt_var; __le32 ts_time; __le32 ts_recent; __le32 ts_recent_age; __le32 total_rt; __le32 ka_timeout_delta; __le32 rt_timeout_delta; u8 dup_ack_cnt; u8 snd_wnd_probe_cnt; u8 ka_probe_cnt; u8 rt_cnt; __le32 reserved; }; #endif /* __TCP_COMMON__ */